General Aircraft Monospar ST-25
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General Aircraft Monospar ST-25
Le General Aircraft Monospar ST-25 sur Wikipedia.en
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The General Aircraft Monospar ST-25 was a small British twin-engine civil aircraft of the 1930s.
Design and development
The ST-25 was a low wing cantilever monoplane with a fabric covered metal structure.
The monospar name came from the use of a single spar in the wing structure which had been developed by H J Stieger.
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The General Aircraft Monospar ST-25 was a small British twin-engine civil aircraft of the 1930s.
Design and development
The ST-25 was a low wing cantilever monoplane with a fabric covered metal structure.
The monospar name came from the use of a single spar in the wing structure which had been developed by H J Stieger.
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Re: General Aircraft Monospar ST-25
The cabin was enclosed with five seats. Based on the earlier ST-10 with the addition of folding seat for a fifth passenger and the addition of a radio receiver.
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Re: General Aircraft Monospar ST-25
First flying on 19 June 1935 the type was named Jubilee and also numbered 25 in honour of the 25th anniversary of the reign of King George V.
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Re: General Aircraft Monospar ST-25
The last surviving Monospar, ZK-AFF of Piet Van Asch's New Zealand Aerial Mapping Ltd was lost in 1986 as a result of a hangar fire.
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Re: General Aircraft Monospar ST-25
GAL.41
The GAL.41 was an experimental aircraft based on the Monospar ST-25 Universal.
A new fuselage was built containing a pressurized section with two seats.
The GAL.41 was an experimental aircraft based on the Monospar ST-25 Universal.
A new fuselage was built containing a pressurized section with two seats.
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Re: General Aircraft Monospar ST-25
Variants
ST-25 Jubilee
30 built
ST-25 Jubilee
30 built
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ST-25 De Luxe
One built by converting a Jubilee with two Niagara II radial engines, later converted to the prototype Universal.
One built by converting a Jubilee with two Niagara II radial engines, later converted to the prototype Universal.
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Re: General Aircraft Monospar ST-25
ST-25 Ambulance
A variant in an Ambulance configuration with a large door on starboard side to allow a stretcher to be loaded.
A variant in an Ambulance configuration with a large door on starboard side to allow a stretcher to be loaded.
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Re: General Aircraft Monospar ST-25
ST-25 Universal
From 1937 Twin fin and twin rudder. 29 built including the conversion of the De Luxe.
From 1937 Twin fin and twin rudder. 29 built including the conversion of the De Luxe.
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Re: General Aircraft Monospar ST-25
ST-25 Freighter
A variant of the Universal similar to the Ambulance with the large freight door but without the internal fittings.
A variant of the Universal similar to the Ambulance with the large freight door but without the internal fittings.
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GAL-26
One temporary modified Jubilee fitted with two Cirrus Minor I engines in 1936.
One temporary modified Jubilee fitted with two Cirrus Minor I engines in 1936.
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Re: General Aircraft Monospar ST-25
Specifications (Jubilee)
General characteristics
* Crew: 1
* Length: 26 ft 4 in ()
* Wingspan: 40 ft 2 in ()
* Height: 7 ft 10 in ()
* Wing area: 217 sq ft ()
* Empty weight: 1,680 lb ()
* Loaded weight: 2,875 lb ()
* Powerplant: 2× Pobjoy Niagara II radial engine, 90 hp () each
General characteristics
* Crew: 1
* Length: 26 ft 4 in ()
* Wingspan: 40 ft 2 in ()
* Height: 7 ft 10 in ()
* Wing area: 217 sq ft ()
* Empty weight: 1,680 lb ()
* Loaded weight: 2,875 lb ()
* Powerplant: 2× Pobjoy Niagara II radial engine, 90 hp () each
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